A) positive B) neutral C) negative
A) Hydrogen B) Aluminum C) Gold D) Carbon
A) chemical change B) physical property C) chemical property D) physical change
A) physical property B) chemical property C) chemical change D) physical change
A) physical property B) chemical change C) physical change D) chemical property
A) evaporating B) burning C) rusting D) solidifying
A) freezing of water B) burning of paper C) salting of food D) melting of chocolate
A) evaporating B) melting C) burning D) sublimination
A) change in shape B) change from a liquid to a gas C) release of heat energy D) dissolving of a solid
A) vaporization B) sublimination C) condensation D) deposition
A) deposition B) condensation C) sublimination D) vaporization
A) atoms B) carbon C) metal D) cells
A) neutron B) element C) proton D) electron
A) chemical change B) physical property C) physical change D) chemical property
A) state B) form C) density D) shape
A) All elements are metallic. B) There are only five known elements. C) Elements are made from mixtures of molecules. D) Each element contains only one kind of atom.
A) an alloy B) matter with no mass C) a compound D) an element
A) light given off B) color change C) a change of state D) heat given off
A) True B) False
A) physical change B) physical property C) chemical property D) chemical change
A) cannot be reversed easily B) never will change state C) always can be reversed D) never can be reversed
A) True B) False
A) False B) True
A) neutral B) positive C) negative
A) family B) metal C) row D) team
A) positive B) neutral C) negative
A) a mixture B) a compound C) a proton D) an element
A) a mixture B) a compound C) an element D) a proton
A) a compound B) a proton C) an element D) an atom
A) liquids B) molecules C) elements D) The Noble Gases |